A story set in a parallel of the early 1900s in the world of Bosei (母星), where two individuals from the Great Taisoshūan Empire (大太祖守帝国) named Keith and Laura meet one another and decide to travel together to truly find their places in their world. They will be forced to deal with many hardships and losses as their journey progresses, and the pain from these will be lasting, but they will also make new friends, travel the world, and discover what their nation's isolation had hidden from their people for roughly a century...
